CVE-2017-12621

During Jelly (xml) file parsing with Apache Xerces, if a custom doctype entity is declared with a "SYSTEM" entity with a URL and that entity is used in the body of the Jelly file, during parser instantiation the parser will attempt to connect to said URL. This could lead to XML External Entity (XXE) attacks in Apache Commons Jelly before 1.0.1.

Score

CVSS 3.1 9.8 Critical

Status

Modified - security@apache.org

Published

2017-09-28

Last modified

2024-09-16

Weaknesses

CWE-611

Affected products

• Commons Jelly (Apache)
• Apache Commons Jelly (Apache Software Foundation)

References

• http://www.securityfocus.com/bid/101052
• http://www.securitytracker.com/id/1039444
• https://issues.apache.org/jira/browse/JELLY-293
• https://lists.apache.org/thread.html/f1fc3f2c45264af44ce782d54b5908ac95f02bf7ad88bb57bfb04b73%40%3Cdev.commons.apache.o…